Page 2 - II; Revision History; Date
II Revision History Please refer to the table below for the updates made on TravelMate 4050 service guide. Date Chapter Updates
Page 3 - III; Copyright; The information in this guide is subject to change without notice.
III Copyright Copyright © 2004 by Acer Incorporated. All rights reserved. No part of this publication may be reproduced, transmitted, transcribed, stored in a retrieval system, or translated into any language or computer language, in any form or by any means, electronic, mechanical, magnetic, optica...
Page 4 - IV; Conventions; The following conventions are used in this manual:; NOTE
IV Conventions The following conventions are used in this manual: SCREEN MESSAGES Denotes actual messages that appear on screen. NOTE Gives bits and pieces of additional information related to the current topic. WARNING Alerts you to any damage that might result from doing or not doing specific acti...
Page 5 - Preface
V Preface Before using this information and the product it supports, please read the following general information. 1. This Service Guide provides you with all technical information relating to the BASIC CONFIGURATION decided for Acer's "global" product offering. To better fit local market r...
Page 6 - VII; Table of Contents
VII Table of Contents Chapter 1 System Specifications 1 Features . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 1System Block Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4Board Layo...
Page 7 - VIII; Chapter 6
VIII Table of Contents Chapter 6 FRU (Field Replaceable Unit) List 66 Exploded Diagram . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 67TravelMate 4050 Parts . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 69 Append...
Page 8 - Features; Performance; Display; System Specifications; Chapter 1
Chapter 1 1 Features This model is a project to accommodate Intel Centrino technology to provide end user better mobile experience with entry price. It is a 2 spindle with normal 4:3 for factor. Performance T Intel ® Pentium ® M processor 710/715/725/735/745/755/765 at 1.4 ~ 2.1 GHz, 2MB L2, 400 MHz...
Page 9 - Battery
2 Chapter 1 Video T VGA is integrated in Intel 855GME (Montara-GME) chipset T Simultaneous display on LCD and CRT T 3D Windows accelerator T Supports 15/16/24/32 bbp True Color on LCD & Dual View T Hardware expansion for high resolution LCD T Support TV-out feature by extra TV-Encoder (optional)...
Page 11 - Chapter 1; System Block Diagram
4 Chapter 1 System Block Diagram LPC BUS Clock Generator P CI BUS Mobile Doth an/Banias SIO LPC47N217 DDR-SO-DIMM X2 BANK 0, 1, 2, 3 page 10,11,12 USB conn PARALLEL Thermal Sensor ADM1032 page 4 F I R H UB-Link Legacy I/O Option USBx3 USB port 0, 2, 4 AMP& PhoneJack page 32 AL C250 AC97Co dec US...
Page 12 - Mainboard Placement; Top View
Chapter 1 5 Mainboard Placement Top View Item Description Item Description JP1 CRT CONN JP17 ODD CONN JP2 Parallel Port JP18 SPK CONN JP3 IEEE1394 CONN JP19 TP/B CONN JP4 TV-OUT CONN JP20 MIC JACK JP5 RJ11/RJ45 CONN JP22 K/B CONN JP6 USB CONN X 2 JP23 PHONE JACK JP7 CPU FAN CONN JP16 HDD CONN JP8 US...
Page 13 - Bottom View
6 Chapter 1 Bottom View Item Description Item Description JP25 SO-DIMM Socket U45 SIO Controller JP26 SO-DIMM Socket U29 IEEE1394 Controller U35 CarBus Controller U37 EC
Page 14 - Outlook View; Front Open View
Chapter 1 7 Outlook View A general introduction of ports allow you to connect peripheral devices, as you would with a desktop PC. Front Open View # Item Description 1 Display screen Also called Liquid-Crystal Display (LCD), displays computer output. 2 Power button Turns on the computer. 3 Launch key...
Page 15 - Front View; Blue indicates that Bluetooth
8 Chapter 1 Front View # Item Description 1 Optical drive Internal optical drive; accepts CDs or DVDs depending on the optical drive type. 2 Optical drive eject button Ejects the optical drive tray from the drive. 3 Emergency eject hole Ejects the optical drive tray when the computer is turned off. ...
Page 16 - Left View
Chapter 1 9 Left View # Item Description 1 One USB 2.0 port Connects to Universal Serial Bus devices (e.g., USB mouse, USB camera). 2 Infrared port Interfaces with infrared devices (e.g., infrared printer, IR-aware computer). 3 PC Card slot Accepts one Type II 16-bit PC Card or 32-bit CardBus PC Car...
Page 17 - Right View
10 Chapter 1 Right View # Item Description 1 Stereo speaker Outputs sound 2 HDD Houses the computer's hard disk 3 DC-in jack Connects the AC adapter 4 Ventilation Slot Enables the computer to stay cool, even afterprolonged use.
Page 18 - Rear View
Chapter 1 11 Rear View # Item Description 1 Security keylock Connects to a Kensington-compatible computer security lock 2 Parallel port Connects to a parallel device (e.g., parallel printer) 3 External display port Connects to a display device (e.g., external monitor, LCD projector) and displays up ...
Page 20 - Indicators
Chapter 1 13 Indicators The computer has six easy-to-read status icons below the display screen. The status LCD displays icons that show the status of the computer and its components. Icon Function Description HDD Lights when Hard Disk Drive is activated. ODD Lights when Optical Disk Drive is activa...
Page 21 - Lock Keys; The keyboard has four lock keys which you can toggle on and off.
14 Chapter 1 Lock Keys The keyboard has four lock keys which you can toggle on and off. Lock Key Description Caps Lock When Caps Lock is on, all alphabetic characters typed are in uppercase. Pad lock (Fn-F10) When Pad Lock is on, the embedded keypad is enabled. In this mode the keypad is cursor func...
Page 22 - Embedded Numeric Keypad
Chapter 1 15 Embedded Numeric Keypad The embedded numeric keypad functions like a desktop numeric keypad. It is indicated by small characters located on the right hand side of the keycaps. Desired Access Num Lock On Num Lock Off Number keys on embedded keypad Type numbers in a normal manner. Main ke...
Page 23 - Windows Keys
16 Chapter 1 Windows Keys The keyboard has two keys that perform Windows-specific functions. Key Description Windows logo key Start button. Combinations with this key perform special functions. Below are a few examples: + Tab (Activates next taskbar button) + E (Explores My Computer) + F (Finds Docu...
Page 24 - Hot Keys; To activate hot keys, press and hold the; Fn; key before pressing the other key in the hot key combination.
Chapter 1 17 Hot Keys The computer uses hotkey or key combinations to access most of the computer’s controls like sreen brightness and volume output. To activate hot keys, press and hold the Fn key before pressing the other key in the hot key combination. Hot Key Icon Function Description Fn-Esc Sle...
Page 25 - The Euro Symbol
18 Chapter 1 The Euro Symbol If your keyboard layout is set to United States-International or United Kingdom or if you have a keyboard with a European layout, you can type the Euro symbol on your keyboard. NOTE: For US keyboard users: The keyboard layout is set when you first set up Windows. For the...
Page 26 - Launch Keys
Chapter 1 19 Launch Keys Located at the top of keyboard are three buttons. The left-most button is the power button. To the right of the power button are the two launch keys. They are designated as the programmable buttons (P1 and P2). Launch Key Default application e Acer eManager application (User...
Page 27 - Touchpad; Touchpad Basics; The following items teach you how to use the touchpad:
20 Chapter 1 Touchpad The built-in touchpad is a pointing device that senses movement on its surface. This means the cursor responds as you move your finger on the surface of the touchpad. The central location on the palmrest provides optimum comfort and support. Touchpad Basics The following items ...
Page 28 - Hardware Specifications and Configurations; Processor
Chapter 1 21 Hardware Specifications and Configurations Processor Item Specification CPU type Intel ® Pentium ® M Processor at 1.4~2.1 GHz Intel ® Celeron ® M Processor at 1.2~1.5 GHz CPU package FCBGA package CPU core voltage Intel ® Pentium ® M Processor supports automatic selection of power suppl...
Page 30 - Combo Drive Interface
Chapter 1 23 Hard Disc Drive Interface Item Specification Functionality Model Name ToshibaMK3025GAS HitachiHTS424030M9AT00 Seagate2.75”W. 37”H ST94019A Capacity (MB) 30000 30000 40000 Bytes per sector 512 512 512 Data heads 2 2 3 Data Disks 1 1 2 Spindle speed (RPM) 4200 RPM 4200 RPM 4200 RPM Perfor...
Page 32 - Audio Interface
Chapter 1 25 DVD Dual Interface Item Specification Vendor & model name QSI SDW-082S Lite-On SOSW-852S Performance Specification With CD Diskette With DVD Diskette Transfer rate (KB/sec) (Mode1)4X-5.7X PCAV 600-855KByte/s10.3X-24X CAV 1552-3600KByte/s(Mode2)4X-5.7X PACV 684.4-975.3KBytes/s10.3X-2...
Page 37 - Mechanical Specification
30 Chapter 1 I/O Ports One type II CardBus slots, one RJ-11 modem jack, one RJ-45 network jack, one DC-in jack for AC adapter, one ECP/EPP-compliant parallel port, one external monitor port, one headphone/speaker/line-out jack (3.5mm mini jack), one microphone/line-in jack (3.5mm mini jack), three U...
Page 38 - BIOS Setup Utility; To activate the BIOS Utility, press; Navigating the BIOS Utility; Follow these instructions:; System Utilities; Chapter 2
Chapter 2 31 BIOS Setup Utility The BIOS Setup Utility is a hardware configuration program built into your computer’s BIOS (Basic Input/Output System). Your computer is already properly configured and optimized, and you do not need to run this utility. However, if you encounter configuration problem...
Page 39 - Main; This menu provides you the information of the system.
32 Chapter 2 Main This menu provides you the information of the system. Parameter Description Device Product Name A product name string will be stored in the secured data area. The product name is an alphnumeric string of 16 bytes in length checksum. Manufacture Name A manufacture name string will b...
Page 40 - Network Boot
Chapter 2 33 Memory Base Memory This field reports the memory size of system base memory. The size is fixed to 640KB. Extended Memory This field reports the memory size of the extended memory in the system. Extended Memory size = Total memory size - 127 MB VGA Memory VGA Memory size = 16MB Parameter...
Page 41 - Advanced; boldface; are the default and suggested; Disabled; FAST IR; Insyde Software SCU; Infrared; OK
34 Chapter 2 Advanced The Advanced screen contains parameters involving your hardware devices. It also provides advanced settings of the system. The table below describes the parameters in the screen. Settings in boldface are the default and suggested parameter settings. Description Option FIR I/O S...
Page 42 - LPT Port; Configure the system’s parallel port using options:; Extended Capabilities; Insyde Software SC U; Legacy USB
Chapter 2 35 LPT Port Configure the system’s parallel port using options: Disabled and Enabled. The table below describes the parameters in the screen. Settings in boldface are the default and suggested parameter settings. Description Option Port Definition Sets the mode for the parallel port. Stand...
Page 43 - Legacy USB Support; Disabled: Disable support for Legacy Universal Serial Bus.; Legacy USB support; Drive
36 Chapter 2 Legacy USB Support Disabled: Disable support for Legacy Universal Serial Bus. Enabled: Enable support for Legacy Universal Serial Bus. Insyde Software SCU May 20, 2003 5:40:09 AM Main Advanced Security Boot Exit Infrared Port (FIR) Parallel Port (LPT) £ Legacy USB support Legacy USB key...
Page 44 - Security; Set Supervisor Password
Chapter 2 37 Security The Security screen contains parameters that help safeguard and protect your computer from unauthorized use. The table below describes the parameters in this screen. Settings in boldface are the default and suggested parameter settings. NOTE: When you are prompted to enter a pa...
Page 45 - Boot
38 Chapter 2 Boot This menu allows the user to decide the order of boot devices to load the operating system. Bootable devices includes the diskette drive in module bay, the onboard hard disk drive and the CD-ROM in module bay. Insyde Software SCU May 20, 2003 5:40:09 Main Advanced Security Boot Exi...
Page 46 - Exit; The table below describes the parameters in this screen.; Nov
Chapter 2 39 Exit The Exit screen contains parameters that help safeguard and protect your computer from unauthorized use. The table below describes the parameters in this screen. Parameter Description Exit Saving Changes Allows the user to save changes to CMOS and reboot the system. Exit Discarding...
Page 47 - BIOS Flash Utility; Crisis Recovery
40 Chapter 2 BIOS Flash Utility The BIOS flash memory update is required for the following conditions: ! New versions of system programs ! New features or options ! Restore a BIOS when it becomes corrupted. Use the Flash utility to update the system BIOS flash ROM. NOTE: If you do not have a crisis ...
Page 48 - Chapter 3; Machine Disassembly and Replacement
Chapter 3 41 This chapter contains step-by-step procedures on how to disassemble the notebook computer for maintenance and troubleshooting. To disassemble the computer, you need the following tools: T Wrist grounding strap and conductive mat for preventing electrostatic discharge T Plastic flat head...
Page 49 - General Information; Before You Begin; Turn off the power to the system and all peripherals.
42 Chapter 3 General Information Before You Begin Before proceeding with the disassembly procedure, make sure that you do the following: 1. Turn off the power to the system and all peripherals. 2. Unplug the AC adapter and all power and signal cables from the system. 3. Remove the battery pack. NOTE...
Page 50 - Removing the Battery Pack; Slide the battery latch.
Chapter 3 43 Removing the Battery Pack 1. Slide the battery latch. 2. Then remove the battery.
Page 51 - Removing HDD Module, ODD and Memory Module; Removing the HDD Module
44 Chapter 3 Removing HDD Module, ODD and Memory Module Removing the HDD Module 1. Remove the one screw. 2. Pull the entire HDD out fromm the sytem. Removing the ODD Module 1. Remove the one screw to release the ODD. 2. Pull the entire ODD out from the system. Removing the Memory 1. Remove the two s...
Page 52 - Removing the Keyboard/LCD Module; Removing the Keyboard
Chapter 3 45 Removing the Keyboard/LCD Module Removing the Keyboard 1. Use a plastic flat head screw driver or any plastic tool to detach the middle cover carefully. 2. Then remove the middle cover from the main unit. 3. Remove the two screws holding the keyboard. 4. Turn the keyboard over as the pi...
Page 53 - Removing the LCD module
46 Chapter 3 5. Remove the two screws to release the wireless door. 6. Detach the wirless door. 7. Remove the two screws to release the MDC. 8. Detach the MDC away from the system. Removing the LCD module 1. Remove one screw as the picture shows. 2. Then disconnect the LCD coaxial cable. 3. Disconne...
Page 54 - Disassembling the Main Unit
Chapter 3 47 Disassembling the Main Unit 1. Disconnect the wire cable from the mainboard . 2. Be caution of the cable to release from the tab before you to conduct the panel disassemble. 3. Detach the entire panel out from the system. 4. Remove the four screws to release the thermal. 5. Detach the t...
Page 58 - Disassembling the HDD Module
Chapter 3 51 28. Remove the two screws fastening the speakers. 29. Detach the speakers on each side. Disassembling the HDD Module 1. Remove the two screws holding the HDD bracket on one side. 2. Detach the HDD unit from the bracket. 3. Detach the ESD plate from the HDD unit. 4. Remove the 3 screws t...
Page 59 - System Check Procedures; External Diskette Drive Check; Troubleshooting; Chapter 4
Chapter 4 52 System Check Procedures External Diskette Drive Check Do the following steps to isolate the problem to a controller, driver, or diskette. A write-enabled, diagnostic diskette is required. NOTE: Make sure that the diskette does not have more than one label attached to it. Multiple labels...
Page 61 - Check the Power Adapter; If the voltage is not correct, replace the power adapter.
Chapter 4 54 Check the Power Adapter Unplug the power adapter cable from the computer and measure the output voltage at the plug of the power adapter cable. See the following figure 1. If the voltage is not correct, replace the power adapter. 2. If the voltage is within the range, do the following: ...
Page 62 - Check the Battery Pack; Touchpad Check
55 Chapter 4 Check the Battery Pack To check the battery pack, do the following: From Software: 1. Check out the Power Options in control Panel 2. In Power Meter, confirm that if the parameters shown in the screen for Current Power Source and Total Battery Power Remaining are correct. 3. Repeat the ...
Page 63 - Sound Check
Chapter 4 56 still occurs, continue next step. Replace the CPU with another of the same specifications. If the problems still occurs, go to next step. The main board may be damaged. Replace main board. 3. If the external monitor has the same problem as the internal monitor, the main board may be dam...
Page 64 - Insyde MobilePro BIOS POST Beep Code and POST Messages; If the symptom is not listed, see “Undetermined Problems” on page 62.; “RAM ERROR AT LOCATION
57 Chapter 4 Insyde MobilePro BIOS POST Beep Code and POST Messages The POST error message index lists the error message and their possible causes. The most likely cause is listed first. NOTE: Perform the FRU replacement or actions in the sequence shown in FRU/Action column, if the FRU replacement d...
Page 66 - Indicator-Related Symptoms; Power-Related Symptoms
59 Chapter 4 Index of Symptom-to-FRU Error Message LCD-Related Symptoms Symptom / Error Action in Sequence LCD backlight doesn't workLCD is too darkLCD brightness cannot be adjustedLCD contrast cannot be adjusted Enter BIOS Utility to execute “Load Setup Defaults” on Exit screen, then reboot system....
Page 67 - PCMCIA-Related Symptoms; Memory-Related Symptoms; Speaker-Related Symptoms; Power Management-Related Symptoms
Chapter 4 60 PCMCIA-Related Symptoms Symptom / Error Action in Sequence System cannot detect the PC Card (PCMCIA) PCMCIA slot assemblyMain board PCMCIA slot pin is damaged. PCMCIA slot assembly Memory-Related Symptoms Symptom / Error Action in Sequence Memory count (size) appears different from actu...
Page 68 - Peripheral-Related Symptoms; Modem-Related Symptoms
61 Chapter 4 NOTE: If you cannot find a symptom or an error in this list and the problem remains, see “Undetermined Problems” on page 62. Peripheral-Related Symptoms Symptom / Error Action in Sequence System configuration does not match the installed devices. Enter BIOS Setup Utility to execute “Loa...
Page 69 - Undetermined Problems
Chapter 4 62 Undetermined Problems The diagnostic problems does not identify which adapter or device failed, which installed devices are incorrect, whether a short circuit is suspected, or whether the system is inoperative. Follow these procedures to isolate the failing FRU (do not isolate non-defec...
Page 70 - Jumper and Connector Locations; Chapter 5
Chapter 5 63 Top View Item Description Item Description JP1 CRT CONN JP17 ODD CONN JP2 Parallel Port JP18 SPK CONN JP3 IEEE1394 CONN JP19 TP/B CONN JP4 TV-OUT CONN JP20 MIC JACK JP5 RJ11/RJ45 CONN JP22 K/B CONN JP6 USB CONN X 2 JP23 PHONE JACK JP7 CPU FAN CONN JP16 HDD CONN JP8 USB CONN SW1 LID SWIT...
Page 74 - Exploded Diagram
Page 76 - Parts
69 Chapter 6 Parts Picture Partname Description Part Number ADAPTER ADAPTER - LITEON 65W, 3 PIN, PA-1650-02CA ADAPTER - LITEON 65W 3 PIN, PA-1650-02CR AP.06503.006 ADAPTER - DELTA 65W, 3 PIN, ADP-65DB ADAPTER - DELTA 65W ,3 PIN, ADP-65DB AP.06501.005 BATTERY BATTERY SONY LI-ION 8 CELLS 4300mAH, US18...
Page 86 - Appendix A; Model Definition and Configuration
Appendix A 79 TravelMate4050 G1&G2 Model Number CPU LCD Memory HDD Optical Bluetoo th Wireless LAN Battery 4050L PM 710 (1.4GHz/2M) 15.0" XGA DDR333 1x256MB 40GB 24x Combo N 802.11b/g- Swallow Li-lon- Swallow 8cell 4051L PM 715 (1.5GHz/2M) 15.0" XGA DDR333 1x256MB 60GB 24x Combo N 802.11...
Page 87 - Test Compatible Components; Appendix B
Appendix B 80 This computer’s compatibility is tested and verified by Acer’s internal testing department. All of its system functions are tested under Windows XP Home and Windows XP Professional environment. Refer to the following lists for components, adapter cards, and peripherals which have passe...
Page 88 - Microsoft Windows XP / Professional Environment Test; Model
81 Appendix B Microsoft Windows XP / Professional Environment Test Model Vendor Description CPU Pentium M Intel RH80535GC0211MRH80535GC0251MRH80535GC0291MTBD Dothan Intel Pentium M 710 1.4GIC RH80536GC0212M B1IC RH80536GC0292M B1IC RH80536GC0292M B1IC RH80536GC0332M B1IC RH80536GC0412M B1TBD Celeron...
Page 90 - Online Support Information; Appendix C
Appendix C 83 This section describes online technical support services available to help you repair your Acer Systems. If you are a distributor, dealer, ASP or TPM, please refer your technical queries to your local Acer branch office. Acer Branch Offices and Regional Business Units may access our we...
